Ivory keytops

[Piannaman@aol.com]

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Paint stores use titanium dioxide as a whitener for their paints.  I asked=20
this same question on this list a couple of years ago, and promptly went in=20=
to=20
my local Kelly-Moore and asked for some, expecting to buy a small amount for=
 a=20
large amount of money.  Au contraire, the employee who helped me GAVE me a=20
small jarful.  I guess it's pretty cheap and easy to come by.   And it works=
!

In a message dated 1/2/04 9:52:28 PM Pacific Standard Time, cdgregg@telus.ne=
t=20
writes:


> White Gesso or acrylic titanium white pigment from your local art supply=20
> mixed with high tack fish glue from Lee Valley Tools will do a nice job of=
=20
> gluing on your ivories, if you are not using ivory wafers.
>=20
> Chris Gregg
>=20
> At 08:48 PM 1/2/2004, you wrote:
> >Thanks Richard,
> >
> >ivory : ivory glue (hide + titanium) or if not possible whitening your
> >usual glue with titanium or a white stone powder.
> >
> >
> >
> >------------------------------------
> >Isaac OLEG
> >accordeur - reparateur - concert
> >oleg-i@noos.fr
> >19 rue Jules Ferry
> >94400 VITRY sur SEINE
> >tel: 033 01 47 18 06 98
> >fax: 33 01 47 18 06 90
> >mobile: 033 06 60 42 58 77
> >------------------------------------
> >
> >
> > > -----Message d'origine-----
> > > De : pianotech-bounces@ptg.org
> > > [mailto:pianotech-bounces@ptg.org]De la
> > > part de John Ross
> > > Envoy=E9 : samedi 3 janvier 2004 03:29
> > > =C0 : Pianotech
> > > Objet : Re: Ivory keytops
> > >
> > >
> > > Hi Richard,
> > > I know the PVC-E will come off the plastic keytops with
> > > water. Did you try
> > > and remove it?
> > > The glue remains flexible, so you could also try a razor blade.
> > > The PVC-E should be OK. I sometimes use Duco cement. But
> > > with all the glues,
> > > keep your fingers clean.
> > > Regards,
> > > John M. Ross
> > > Windsor, Nova Scotia, Canada
> > > jrpiano@win.eastlink.ca
> > > ----- Original Message -----
> > > From: "Richard Strang" <rstrang@pa.inter.net>
> > > To: "pianotech (E-mail)" <pianotech@ptg.org>
> > > Sent: Friday, January 02, 2004 10:12 PM
> > > Subject: Ivory keytops
> > >
> > >
> > > > Hello, list,
> > > >    Once again, I learned a big lesson the very hard way,
> > > so I thought I'd
> > > > share my grief with you all.
> > > >    I worked on an old player upright last night. It was a
> > > 1907 variety,
> > > but
> > > > someone in California had rebuilt it very well. Why? Who
> > > knows? But it was
> > > > in very good shape, and close to pitch.
> > > >    All the ivory keytops, the squares, were coming off.
> > > about 15 had been
> > > > off for quite some time, but the customer had saved them
> > > and gave them to
> > > me
> > > > to glue back on. I also gave a tug at all the rest that
> > > had not come off
> > > yet
> > > > and found that most of them were loose. I got out my
> > > trusty PVC-E glue and
> > > > proceeded to glue them all back on.
> > > >    My big mistake? The glue paints on very white and
> > > pretty, and I took it
> > > > for granted that it would dry that way and would hide the
> > > finger prints
> > > and
> > > > other imperfections that were on the top of the keys that
> > > had not had a
> > > > keytop on for a while. When I started taking the rubber
> > > bands off and
> > > > reinstalling the keys, I got a big surprise. PVC-E glue
> > > dries perfectly
> > > > clear, leaving all imperfections glaring through the
> > > keytop which were all
> > > > very well glued on now. The job looks terrible, even
> > > though there are now
> > > > keytops installed which I'm sure feel very much better
> > > than the key did
> > > > without the ivory. Even so, it is very obvious which keys
> > > had been bare
> > > for
> > > > a while. Should have I used another white glue, such as
> > > Titebond? I have
> > > > always stayed away from the regular white glues for
> > > keytops. Anyway, a
> > > word
> > > > to the wise. Don't do what I did. If you are going to use
> > > PVC-E glue for
> > > > ivory keytops, make sure the keytop surface is WHITE
> > > before gluing. Lesson
> > > > learned.
> > > >
> > > > Richard
> > > >
> > > > PS. The player was also rebuilt. All the bellows were
> > > new. The entire part
> > > > that sits over the keys was in new condition. Much of the
> > > rest of the
> > > player
> > > > mechanism was gone though, so the player will never play
> > > again. Anyone
> > > need
> > > > bellows? Other parts?
> > > >
> > > > _______________________________________________



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